SentinelA new way to search

Search VoicesBlog

Sign In Sign Up

Sentinel keeps the record.

A permanent, searchable index of what is said in the video content shaping public conversation — built to support discovery and accountability across the voices that drive it.

Submit a Voice Request

Platform

Search
Browse Voices
Voices
Drive Again
Coverage
Custom Feed
Video Check
Statistics

Resources

Blog
Help
FAQ
Voice Request
Changelog
Sitemap

Company

About
Features
Pricing
Contact

Legal

Terms of Service
Privacy Policy
Acceptable Use
Cookies
Refund Policy
DMCA Policy

No content is hosted on Sentinel. All video content is delivered via YouTube embedded players in accordance with the YouTube Terms of Service. Sentinel is an organization and analytics platform that provides research tools to promote discovery and accountability across the video content shaping public conversation. Views, credit, subscriptions, and engagement remain with the original channels.

© 2026 SentinelSearch. All rights reserved.

Indexing what Voices say, when they say it.

Heather Cox Richardson · Sentinel

Heather Cox Richardson

Heather Cox Richardson

@heathercoxrichardson•992K subscribers•1.7K videos

Watch on YouTube Visit Website

political commentaryhistorical analysishistorianforeign policy

About Heather Cox Richardson

Heather Cox Richardson is an American historian and professor of history at Boston College, specializing in 19th-century American history including the Civil War, Reconstruction, and the Gilded Age. She is known for her widely-read daily newsletter Letters from an American, which analyzes contemporary American politics through a historical lens.

Watch

YouTube Official Website Wikipedia

Listen

Apple Podcasts RSS Feed

Follow

X (Twitter)Facebook Instagram TikTok

Support

1.7K

Videos

992K

Subscribers

190M

Total Views

Apr 24, 2020

Joined YouTube

Heather Cox Richardson Episode Catalog

Explore every episode. Find what matters.

Politics Chat, September 8, 2026

15.8K5.5K200

Ray Madoff | American Conversations

40.3K2.1K145

Trump’s Frantic Pace

20K1.4K103

44.9K2.3K116

18.1K88126

What the Heck Just Happened?

159.5K7.8K760

What Will the Midterms Bring?

12.1K70736

Universal Declaration of Human Rights, Narrated by Hillary Clinton

8.7K1.1K36

Bill Russell, Narrated by Chuck Cooper III

9.6K64711

Transcontinental Railroad, Narrated by Lina Khan

13.2K1K33

What Are Republicans Doing Right Now?

128K7.3K255

His Face on Money

7.5K60529

Why Aren’t the Wealthy Paying More?

26.8K2.9K145

A Ridiculous Idea

52.1K5.1K184

The Big Flip in Texas

24.5K2K69

Vance Says It “Isn’t a War”

11K99448

How the Republicans Are Prepping for Midterms

42.3K95777

Politics Chat, September 3, 2026

11.7K1855

A Sledgehammer to the Republican Party

208.4K6.2K516

Today in Politics | Explainer

95.3K2.5K192

Politics Chat, September 3, 2026

349.5K13.8K1K

Nothing You Can Do Can Stop Us

21.1K1.1K47

Emancipation Proclamation, Narrated by Thavolia Glymph

15.8K1.2K29

G.I. Bill, Narrated by Colin Makoto Craig

1.3K37817

North Dakota’s Historic Mosque, Narrated by Aymann Ismail

4.3K53013

Corn Palace, Narrated by Christopher D. Mitchell

7.3K73531

Don’t Let a Bully Win

20.6K1.4K31

Egregiously Unconstitutional Practices

20.5K1.7K56

State Elections Bring the Wins

13.4K56310

The Federal Government Doesn’t Control Elections

11K49010

A Betrayal of Our Constitution

26.8K1.4K85

Frederick Law Olmsted, Narrated by Nicholas Stubblefield

27301

Alexander Hamilton, Narrated by David Erickson

2K5366

Kim Rogers, Founder of State + Local Election Alliance (SLEA) | American Conversations

10.8K1.2K90

Black Wall Street, Narrated by Kahlil Greene

5.8K68527

Jerome Tiger, Narrated by Dana Tiger

11.4K99125

Where to Place Our Anger

10.5K1.6K98

Who Is Running the Ship?

143.2K9.7K506

Trump’s Fantasy Venezuela Oil Deal

25.5K1.3K57

A Major Dumpster Fire

60.2K5.6K228

Postal Service Whistleblower

010

Politics Chat, September 1, 2026

276360

Where We Need to Direct Our Anger and Frustration | Explainer

48212410

A Radical Administration Seeking Loopholes | Explainer

1.2K15117

Today in Politics | Explainer

3.3K54554

Politics Chat, September 1, 2026

131.8K9K853

Military Leadership is Concerned

12.4K65437

Memphis Sanitation Workers’ Strike, Narrated by Representative Justin Pearson

8.1K7198

Roberto Clemente, Narrated by Amna Nawaz

11.9K96726

Appalachian Trail, Narrated by Tyler, Ryan, and Clay Hereth

13.2K89219

New Amsterdam, Narrated by Mayor Zohran Mamdani

23.3K1.7K60

32.6K1.5K76

Coit Tower, Narrated by Mayor Daniel Lurie

27K1.6K67

Jane Collective, Narrated by Heather Booth

15.8K69227

Buffalo Soldiers, Narrated by Andrew J. Huebner

26.1K1.4K43

The Right to Run for Office

21.5K1.2K63

Why Do We Need a Two-Party System?

12.7K76340

Small Business Drives State Growth

9.5K67319

Looking Citizens in the Eye

52K3.9K186

The Need to Defend the Vote

27K1.1K45

Distributing Power That Works for All

11.4K85023

How to Deter Government Corruption

50.9K4.6K215

The Stench of Corruption

45.9K2.3K134

First Rhode Island Regiment, Narrated by Senator Jack Reed

25.7K1.2K26

Bilingual Multicultural Education Act, Narrated by Representative Teresa Leger Fernández

23.5K1.1K17

Marian Anderson, Narrated by Melissa Givens

28.2K1.6K47

Watch Former MAGA Politicians Very Closely

49.1K5K207

What Trump and His Allies Fear

190.6K11.6K517

The Kennedy Center Mafia Move

223.8K16.9K1K

Taxpayer Dollars Going Into Trump Deals

235.9K15K788

MAGA Scare Tactics at the Polls

39.9K3.4K154

Exposing More and More of the Administration’s Corruption | Explainer

55.8K1.3K130

Intentionally Confusing and Scaring Voters | Explainer

16.2K35028

Trump’s Attempt to Force Canada Into a Vassal State | Explainer

175.9K3.6K848

Today in Politics | Explainer

201.8K6.1K830

Politics Chat, August 27, 2026

10.6K21415

51K3.5K250

Politics Chat, August 27, 2026

378.1K14.4K1.8K

W.E.B. Du Bois, Narrated by Stacey Abrams

24.1K1.7K23

Rob Sand | American Conversations

83.4K3.2K323

Boston Subway System, Narrated by Mayor Michelle Wu

20.7K1.2K37

Nellie Bly, Narrated by Katie Couric

29K1.9K43

Performative Nonsense

42K2.2K151

Great Migration, Narrated by Bryan Stevenson

19.4K1.8K27

Johnny Cash, Narrated by Slaid Cleaves

15.9K1.6K36

Women’s Club Movement, Narrated by Katie Paris

13.8K1.4K18

We Honor Humanitarian Dolly Parton

41.1K3.9K149

Pushback Lands Two Wins

109.2K7.4K141

Trump’s Frustration With Canada

514.9K19.4K1.3K

The Administration Has Empowered Iran

28.9K2.2K60

We’re in a Rupture

814.8K39.8K1.4K

The Leaked Story About Hakeem Jeffries

919.7K39.7K3.2K

The Loss of America's Prestige and Power Around the Globe | Explainer

168.1K3.7K478

Politics Chat, August 25, 2026

8.6K33728

Today in Politics | Explainer

99.8K2.8K303

23.1K1.4K85

Politics Chat, August 25, 2026

353.6K15K1.5K

Tomb of the Unknown Soldier, Narrated by Charlotte Clymer

14.4K1.5K38

Dust Bowl, Narrated by Representative Josh Turek

15.2K1.6K36

Ice Industry, Narrated by Ken Lincoln

15.2K1.5K46

Political Whack-a-Mole: WTH Just Happened?

8.3K90129

Before Midterms: WTH Just Happened?

7.2K64414

Trump Campaigning: WTH Just Happened?

4K3228

Media Horse Race: WTH Just Happened?

5.1K4177

Ideas Overshadowed: WTH Just Happened?

4.4K38214

Molly Ivins, Narrated by Andy Borowitz

8.4K92734

Trail of Broken Treaties, Narrated by Nick Estes

7.3K1.1K17

Soo Locks, Narrated by Lauren Westphal

8.4K1.1K39

Ellen Ochoa, Narrated by Hope Delgado

8.8K1.2K16

You Are Not Alone

27.8K2.6K192

Do We Value an Educated Community?

8.6K1K69

What the Heck Just Happened?

133.4K9.1K786

Hidden Cuts to Health Care

17.9K1.4K47

Wilma Mankiller, Narrated by Julie Reed

12.6K1.4K20

10,000 Cases of Reported Foodborne Illness

41.2K5.5K145

Mayo Clinic, Narrated by Dr. Stephen Ray Mitchell

11.1K1.4K15

Some States Handling Foreign Affairs

1.7K2111

RFK Jr.’s Whackadoodle Approach to Healthcare

2K2601

Attacks on the U.S. Public Health System

5K7005

Politics Chat, August 20, 2026

3K1321

How Shifting the Overton Window Affects U.S. Politics | Explainer

5K3059

Today in Politics | Explainer

36K98115

Trying to Change the Narrative

6K6185

Politics Chat, August 20, 2026

188.6K9.6K190

Woodlot Revolt, Narrated by Paula Peters

5.9K7953

Mount St. Helens Eruption, Narrated by John Ebel

2.1K46225

Battle of Fallen Timbers, Narrated by Wes Siler

4K65924

Fighting for the Right to Vote

11.9K95841

Lemon Grove, Narrated by Marianna Vinson

4.3K69116

Head Start, Narrated by Jill Biden

10.1K1.6K39

Wright Brothers Narrated by Governor Josh Stein

1.2K3577

We Can’t Normalize His Mental Trouble

6K93427

Failed Attempts at Voter Intimidation

1.9K32615

Off the Charts Food Contamination

2.3K38714

What’s Up With Natalie Harp?

31.7K5.3K148

The Price of War Continues to Climb

1.7K2591

The Story of the Trump Era

2.6K39933

Fighting Against a Disastrous Fascist Regime | Explainer

9K81872

Trump’s Sphere of Influence in Foreign Affairs | Explainer

5.9K45687

Politics Chat, August 18, 2026

1.5K997

Today in Politics | Explainer

60K2.4K223

This is What the Commander in Chief is Doing

1.9K40718

Politics Chat, August 18, 2026

16.7K5.9K381

Tlingits, Narrated by Rosita Worl

3.5K6279

Norman Rockwell, Narrated by Kahlil Greene

6.5K1K32

Edward R. Murrow, Narrated by Scott MacFarlane

8.2K1.3K41

Calling Out This Administration’s Behavior

11.5K82553

Model Citizens: WTH Just Happened?

646690

Model Citizens: WTH Just Happened?

7771121

Age of Gilt: WTH Just Happened?

2.6K35518

Showing 1–150 of 2,066

1/14